What is the difference between single point and double point bonding. please kindly detail about bonding of cables.

0 Answers  

---

1.two coupled coils with L1=L2=0.6 H have a coupling coefficient of k=0.8 the turns ratio N1/N2 is......

5 Answers   BSNL, SSC,

---

If we tell 60 sq.mm. 3-1/2 core cable,then what does it mean ? 1) Each core section in the whole cable is of 60 sq. mm. 2) The whole cable is of 60 sq. mm. which is sub-divided into 3-1/2 core.

3 Answers   Cura HealthCare,

---

what will happen if delta - star , 400V to 6.6KV step up transformer neutral is not grounded, Neutral is not used but transformer is provided with neutral.

2 Answers  

---

Why ct secondary is not kept open while primary charged. Answer in terms of ct parameters.

4 Answers   Power Grid,

---

 where the Motorized mccb to be used? In Motor control center panel starters ,it is use full. please answer  

1 Answers   Voltas,

---

Why restricted earth fault protection is needed? Why can’t differential Protection is sufficient?

0 Answers  

---

If we are given a 10 amp cable type and asked to calculate the number of cores used and the thickness of the cable, how do we do it?? please help...urgent!! i hope the question is clear enough!!

0 Answers  

---

What is difference between 220v/50Hz & 120V/60Hz?

8 Answers  

---

Why LT cables are not sized based on short circuit capacity.

3 Answers  

---

How many current ratings of MCB's are in the market? e.g: 1A, 2A, .......upto.

4 Answers  

---

i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

0 Answers  

---